Our Nuts and Bolts Sets consist of a Hexagon head part threaded bolt to DIN931, two washers and a single nut. The bolts, washers and nuts are all BZP (bright zinc plated) and are grade 8.8 high tensile steel. The set comes pre-packed in a set of four.
What does grade 8.8 mean?
Manufactured from high tensile steel with the following performance characteristics.
Bolts with a UTS of 800 N/mm2 and a yield stress which is 80% of this.